code: def get_megatron_pretrained_bert_models() -> List[str]:
      from nemo.collections.nlp.models.language_modeling.megatron_bert_model import (
          MegatronBertModel,
      )
  
      all_pretrained_megatron_bert_models = [
          model.pretrained_model_name
          for model in MegatronBertModel.list_available_models()
      ]
      return all_pretrained_megatron_bert_models
  
file_path: NeMo/nemo/collections/nlp/modules/common/megatron/megatron_utils.py
imports: import os
  import shutil
  from typing import Dict, List
  import torch
  import wget
  from torch.hub import _get_torch_home
  from nemo.utils import logging
label_desc: Use image node_id 2 for calling a global function with example usage: get_megatron_pretrained_bert_models() and returns: all_pretrained_megatron_bert_models